package com.ub.party.web.controller;

import com.ub.party.web.config.ApplicationPropertyConfig;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;

import javax.servlet.http.HttpServletRequest;
import java.text.SimpleDateFormat;
import java.util.regex.Matcher;
import java.util.regex.Pattern;


public class BaseController {

  public static final String HTML_TITLE = "优品无界";

  public static final SimpleDateFormat SIMPLE_DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

  @Autowired
  protected ApplicationPropertyConfig applicationPropertyConfig;

  // \b 是单词边界(连着的两个(字母字符 与 非字母字符) 之间的逻辑上的间隔),
  // 字符串在编译时会被转码一次,所以是 "\\b"
  // \B 是单词内部逻辑间隔(连着的两个字母字符之间的逻辑上的间隔)
  private static String phoneReg = "\\b(ip(hone|od)|android|opera m(ob|in)i"
      + "|windows (phone|ce)|blackberry"
      + "|s(ymbian|eries60|amsung)|p(laybook|alm|rofile/midp"
      + "|laystation portable)|nokia|fennec|htc[-_]"
      + "|mobile|up.browser|[1-4][0-9]{2}x[1-4][0-9]{2})\\b";
  private static String tableReg = "\\b(ipad|tablet|(Nexus 7)|up.browser"
      + "|[1-4][0-9]{2}x[1-4][0-9]{2})\\b";

  //移动设备正则匹配：手机端、平板
  private static Pattern phonePat = Pattern.compile(phoneReg, Pattern.CASE_INSENSITIVE);
  private static Pattern tablePat = Pattern.compile(tableReg, Pattern.CASE_INSENSITIVE);

  /**
   * 检测是否是移动设备访问
   *
   * @param userAgent 浏览器标识
   * @return true:移动设备接入，false:pc端接入
   * @Title: check
   * @Date : 2014-7-7 下午01:29:07
   */
  public static boolean judgeIsMoblie(HttpServletRequest request) {
    String userAgent = request.getHeader("User-Agent");
    if (null == userAgent) {
      userAgent = "";
    }
    // 匹配
    Matcher matcherPhone = phonePat.matcher(userAgent);
    Matcher matcherTable = tablePat.matcher(userAgent);
    if (matcherPhone.find() || matcherTable.find()) {
      return true;
    } else {
      return false;
    }
  }

  public String getRemortIP(HttpServletRequest request) {
    if (request.getHeader("x-forwarded-for") == null) {
      return request.getRemoteAddr();
    }
    return request.getHeader("x-forwarded-for");
  }


  public String getPrefix(HttpServletRequest request) {
    if (judgeIsMoblie(request)) return "m/";
    return "";
  }
}
